Check Valve 3 - Respironics ESPRIT Service Manual

Chapter 5
Repair
5-24
2. Set analyzer to read LPM.
3. Set analyzer's gas flow to air.
4. Touch Safety to energize (white background) the safety solenoid.
5. Check that the set air flow corresponds to measured flow:
Touch Air and Set the
Flow to:
5 LPM
20 LPM
50 LPM
100 LPM
120 LPM
165 LPM
0 LPM
6. Return the hardware screen to its initial state.
Check Valve 2
1. Connect the oxygen source to the ventilator.
2. Connect patient circuit to the ventilator, then block the wye.
3. Touch Safety to energize (white background) the safety solenoid.
4. Touch Crossover to de-energize (gray background) the crossover
solenoid.
5. Touch Blower to de-energize (gray background) the blower.
6. Touch Exhalation and set it to 2000 steps.
7. Touch Oxygen and set flow to 1 LPM.
8. Touch Air and set flow to 200 LPM.
9. Check that Inhalation Pressure display on the hardware screen reads
greater than 30 cmH
10. Check that the Air Flow display on the hardware screen reads 0 ± 0.1
LPM.
11. Return the hardware screen to its initialized state.
Esprit® Ventilator Service Manual © Respironics, Inc.
Check that Analyzer, Air Flow and
Exhalation Flow Displays Read:
4.5 to 5.5 LPM
18 to 22 LPM
45 to 55 LPM
90 to 110 LPM
108 to 132 LPM
148.5 to 181.5 LPM
0 ± 0.1 LPM
O.
2
REF 580-1000-02 G